E-Waste Recycling Bin with Segmented Enclosures and Locking Casters

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Solution Overview

Problem

The recycling industry faces challenges in handling and transporting electronic waste due to its varying size and nature, as well as high collection and transportation costs, and the need for safe and responsible recycling practices, particularly in developing countries where e-waste is often dismantled using crude methods.

Innovation Solution

A recycling bin design featuring a top portion that can be opened or closed, a bottom portion with casters and a locking mechanism, an optional middle portion with a solid gate, an enclosure with a securing door panel, handles for mobility, and pockets for lifting, allowing for efficient sorting, stacking, and secure movement of e-waste.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If e-waste is shipped to developing countries for recycling, then recycling capacity is increased, but transportation costs and environmental risks increase

Engineering Contradiction:
Improverecycling capacityVSAvoidtransportation cost
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The recycling system is segmented into multiple independent bins that can be deployed locally at various collection points. Each bin operates autonomously, eliminating the need to concentrate and transport all e-waste to a single centralized facility in developing countries. This segmentation enables distributed recycling capacity while reducing transportation requirements.

Inventive Principle:
Principle #1Segmentation

2Productivity

If e-waste is shipped to developing countries for recycling, then recycling capacity is increased, but environmental safety risks increase

Engineering Contradiction:
Improverecycling capacityVSAvoidenvironmental risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The bins are designed with pre-configured secure containment features, including locking mechanisms and sealed compartments, that are activated before any waste is placed inside. This preliminary securing action prevents unauthorized access and ensures that e-waste remains contained throughout transport and storage, eliminating environmental safety risks associated with crude dismantling practices.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If the recycling bin is designed with secure locking mechanisms and enclosing portions, then security against unauthorized removal is improved, but device complexity increases

Engineering Contradiction:
ImprovesecurityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple security functions are merged into integrated components. The locking mechanism is combined with the caster assembly, the enclosing portion integrates the door panel with the securing mechanism, and the handles are adjoined directly to the bin structure. This merging reduces the number of separate parts and simplifies the overall structure while maintaining comprehensive security.

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If the recycling bin includes casters with locking mechanism, then mobility is improved, but stability when stationary deteriorates

Engineering Contradiction:
ImprovemobilityVSAvoidstability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The caster system is designed to be dynamically adjustable between mobile and stationary states. The locking mechanism allows each caster to transition from a free-rolling state for mobility to a locked state for stability. This dynamic capability enables the bin to adapt its characteristics based on operational requirements, providing both ease of movement and firm stability when positioned.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9365227B2Recycling bin
Publication Date: 2016.06.14 ELECTRONICS RECYCLERS INT
  • US9365227B2 patent drawing
  • US9365227B2 patent drawing

AI summary

A recycle bin is described having multiple enclosures to separate small waste from large waste. The enclosures may be configured with variable sized subdivisions and shelved on a track to allow complete detachment of the enclosure. Door panels may be secured with securing mechanisms and handles may be provided to facilitate moving. The recycle bin may include casters with locking mechanisms to prevent movement of the recycling bin. The casters may be attached on the bottom portion of the recycling bin. One or more pockets may be disposed on the recycling bin. The one or more pockets may be configured to accommodate lifting of the recycling bin. The recycling bin may be configured for recycling e-waste.